Exley Express is a superfund site located at 634 S Mateo St, Los Angeles, CA 90021. The Environmental Protection Agency (EPA) identifies sites such as Exley Express because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes. Exley Express is currently registered as an Archived superfund site by the EPA and does not require any clean up action or further investigation at this time.